| Richterswil to Nuth | 285.63 mi (459.67 km) |
| Richterswil to Oegstgeest | 391.69 mi (630.37 km) |
| Richterswil to Oirschot | 333.07 mi (536.03 km) |
| Richterswil to Oisterwijk | 340.19 mi (547.48 km) |
| Richterswil to Oldebroek | 382.44 mi (615.47 km) |
| Richterswil to Oldenzaal | 361.06 mi (581.07 km) |
| Richterswil to Ommen | 380.00 mi (611.55 km) |
| Richterswil to Oosterend | 416.44 mi (670.20 km) |
| Richterswil to Oosterhout | 351.11 mi (565.05 km) |
| Richterswil to Oosterwolde | 412.89 mi (664.48 km) |
| Richterswil to Oostzaan | 398.43 mi (641.20 km) |
| Richterswil to Opmeer | 413.77 mi (665.89 km) |
| Richterswil to Oss | 345.23 mi (555.60 km) |
| Richterswil to Oud-Beijerland | 371.63 mi (598.08 km) |
| Richterswil to Oudenbosch | 355.57 mi (572.23 km) |
